The ROTOR BB30 to 24 steel bottom bracket allows you to assemble brackets with a 24 mm axle on all BB30 frames.
The case body is made of top-end 7075 T6 aluminium with thermal treatment, making it light and long-lasting. The threading provides perfect alignment and airtightness. The ball bearings are made of steel for great precision.
Axis Type : Thru-Axle
Axle Diameter : 24 mm
Bearing material : Steel
Bottom Bracket Type : BB30